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Model: NACHI 757/752 - The imperial tapered roller bearings>
Bearing Size
d = 82.55D = 161.925
B = 48.26
T = 47.625
C = 38.1
a = 12.1
da(min) = 100
db(max) = 94
Da(min) = 144
Db(min) = 150
r1(min) = 3.5
r2(min) = 3.3
Mass(Cone) = 757
Mass(Cup) = 752
Basic load rating: 273000
Basic load rating: 273000
Rated static load: 390000
Limit speed（Grease lubrication）: 2300
Limit speed（Oil lubrication） 3100
